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OUR PRODUCTS Standard Products Home / Products / Standard Products / One-Stop Fasteners Source In addition to the engineered parts we provide, TSP Manufacturing offers a comprehensive line of standard engineered and commercial fasteners, allowing us to be a one source provider to our customers. Washers Flat Washers Lock Washers Belleville Washers Beveled Washers Finishing Washers Square Washers Bonded Sealing Washers Hillside Washers Conical Washers Spherical Washers Wave Washers Round-Mall Washers Saddle Washers Screws Machine Screws Sheet Metal Screws Wood Screws Thread Cutting Screws Self-Drilling Screws Lag Screws SEMS Screws Thread Rolling Screws Binding Post Screw Products Thumb screws Drywall Screws Multiple Material Screws Wind Screws Drive Screws Eye Screws Weld Screws Collated Screws Flooring Screws Dowel Screws Roofing Screws Accordion Screws Euro Screws Jack Screws Bolts Cap Screws and Hex Bolts Carriage Bolts Flange Bolts Structural Bolts Tap Bolts Square Head Bolts Heavy Hex Cap Screws Heavy Hex Bolts Ferry Cap Screws U-bolts Plow Bolts Tension Control Bolts Hanger Bolts Elevator Bolts Eye Bolts Connector Bolts Tower Bolts Penta Bolts Step Bolts Coil Bolts Cam and Bolt Connectors J-bolts Timber Bolts Bin Bolts Sidewalk Bolts U-bolt Plates Askew Head Bolts Track Bolts Nuts Hex Nuts Lock Nuts Jam Nuts Heavy Hex Nuts Acorn Nuts Flange Nuts Slotted Nuts Wing Nuts Weld Nuts Coupling Nuts Square Nuts Spring Nuts Tee Nuts Castle Nuts Allen Nuts Cap Nuts High Nuts Cage Nuts Knurled Nuts Acme Nuts Palnuts Security Nuts Handle Nuts Coil Nuts Hurricane Nuts standard products include: NORD-LOCK PRODUCTS Nord-Lock’s Trusted Partner for the Energy Industry TSP Manufacturing is Nord-Lock’s preferred distributor to the energy industry offering prepackaged or custom quantities, and technical product support. LEARN MORE OUR PRODUCTS Explore other products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. Valve Stems Learn more about our Engineered Valve Stems, designed for demanding applications requiring exceptional strength, durability, and precision. Get a quote for your upcoming project CONTACT EXCELLENCE IN MANUFACTURING Quality, Materials, and Engineering Solutions Quality Learn more about how we deliver the highest Quality Engineered Fasteners & Components for custom-designed products Materials Learn more about our manufacturing material capabilities for our Engineered Fasteners & Components Services Learn more about our product support and supply chain solutions for our customers Engineered Fastener & Components Contact our product specialists today CONTACT

testing capabilities Liquid Penetrant Testing (LPT) Liquid Penetrant Testing (LPT), sometimes called Dye Penetrant Inspection, is a non-destructive testing (NDT) method used to identify surface-breaking defects in non-porous materials. The test works by applying a liquid dye to a component’s surface, which seeps into even the smallest cracks, seams, or pores that may not be visible to the naked eye. This makes it highly effective for detecting defects that could compromise the integrity of precision-engineered parts. How the Test is Performed Preparation – The fastener or component is carefully cleaned so that no oils, dirt, or debris interfere with the test. Penetrant Application – A visible or fluorescent dye is applied across the surface, allowing it to seep into any surface flaws through capillary action. Excess Removal – The surface is cleaned, leaving the penetrant only in defects. Developer Application – A developer is applied to draw the dye back out, making flaws clearly visible under white or UV light. Inspection – Skilled inspectors review the part under the appropriate lighting to identify any discontinuities. Final Cleaning – After inspection, the part is cleaned again to remove any test materials. Why It is Performed LPT is performed to ensure that every fastener and machined component meets the highest standards of safety and performance. Even a small surface crack in a critical fastener can lead to premature failure, downtime, or safety risks in demanding applications. By detecting these flaws early, LPT helps ensure reliability and compliance with stringent industry requirements. Detects cracks, laps, porosity, or seams that are invisible to the eye Verifies the quality of components before they are put into service Prevents costly failures in mission-critical applications Application to Engineered Fasteners For engineered fasteners and machined components, surface integrity is essential. Fasteners are often subject to extreme loads, vibrations, and environmental conditions in industries such as aerospace, oil & gas, nuclear, and defense. A surface flaw left undetected could grow into a critical failure point under stress. By applying Liquid Penetrant Testing to our manufactured fasteners, TSP ensures: Structural reliability in high-stress environments Enhanced product life cycle by identifying defects before service Confidence in safety-critical applications where performance cannot be compromised Standards & Compliance At TSP Manufacturing, our Liquid Penetrant Testing is performed in accordance with recognized industry standards, including ASTM, ASME, and customer-specific specifications. By following these rigorous guidelines, we ensure that every inspection is accurate, repeatable, and compliant with the requirements of critical industries such as aerospace, oil & gas, and defense. This adherence to standards underscores our commitment to delivering fasteners and machined components that consistently meet or exceed customer expectations. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.

MANUFACTURING PROCESSES Electrical Discharge Machining (EDM) Electrical Discharge Machining (EDM) is a highly precise manufacturing process used to create complex shapes and fine details in engineered fasteners and components. The EDM Process: 1. Setup: A workpiece (conductive material) is submerged in a dielectric fluid (e.g., deionized water or oil). A tool electrode (usually made of graphite, copper, or brass) is positioned close to the workpiece without touching it. 2. Electric Discharge: A controlled electrical current is applied between the electrode and the workpiece. This creates a spark that erodes a tiny portion of the workpiece material. 3. Material Removal: Thousands of sparks occur per second, removing material layer by layer. The dielectric fluid flushes away debris and cools the work area. 4. Precision Control: CNC (Computer Numerical Control) systems are often used to guide the electrode, enabling precise and repeatable machining. Types of EDM: Sinker EDM: Uses a shaped electrode to “sink” into the material, ideal for creating cavities and complex 3D shapes. Wire EDM: Uses a thin wire as the electrode to cut intricate profiles, commonly used for parts requiring fine tolerances and sharp corners. Limitations Slow Material Removal Rate: Not ideal for high-volume production. Cost: More expensive compared to traditional machining for large, simple parts. Conductive Materials Only: Limited to materials that conduct electricity. Advantages of EDM: Complex Geometries: Can create intricate shapes, fine features, and internal cavities that are difficult or impossible to achieve with traditional machining. High Precision: Allows for extremely tight tolerances, often down to microns. Material Versatility: Can work with hard-to-machine materials like titanium, Inconel, and hardened steels. No Mechanical Stress: Since it’s a non-contact process, there’s no physical force exerted on the workpiece. Applications in Engineered Fasteners: EDM is especially useful for fasteners and components that require: Intricate Details: Ideal for manufacturing custom, non-standard fasteners with unique shapes. Tight Tolerances: Critical in aerospace, robotics, and defense industries where precision is paramount. Hard Materials: Suitable for fasteners made from high-strength alloys that are challenging to machine conventionally. Prototyping: Useful for creating prototypes and low-volume production runs of specialty fasteners. Cold Heading Hot Heading EDM Milling Turning Swiss Machining Drilling Roll Threading Cut Threading Broaching Heat Treatment Austenitizing Tempering Normalizing Stress Relieving Grinding Polishing Dot Peen Marking Laser Marking MANUFACTURING Explore our manufacturing capabilities OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT

testing capabilities Wedge Tensile Testing A Wedge Tensile Test is a specialized variation of axial tensile testing designed specifically for threaded fasteners. By placing a hardened wedge under the head of a bolt during testing, additional bending stress is introduced. This simulates worst-case service conditions where the fastener may be misaligned or subjected to uneven loading. The test measures how well the fastener maintains tensile strength and integrity under this combined stress, making it a critical evaluation for safety-critical applications. How the Test is Performed Specimen Setup – A bolt or fastener is mounted in a tensile testing machine with a hardened wedge placed under its head. Load Application – A controlled axial tensile load is applied while the wedge creates an added bending stress. Monitoring – The fastener is pulled until failure or until a specified load requirement is reached. Observation – The type of failure (thread stripping, head fracture, shank break, etc.) is carefully documented. Result Analysis – Data is compared against design and industry standards to ensure compliance. Why It is Performed The wedge tensile test is performed to confirm that fasteners can withstand tensile and bending stresses simultaneously , ensuring reliability even in less-than-ideal installation or service conditions. Verifies overall tensile strength in a simulated worst-case scenario Detects weaknesses such as improper heat treatment or material flaws Ensures fasteners won’t fail unexpectedly due to misalignment or uneven load Provides added assurance of performance in critical, real-world applications Application to Engineered Fasteners Engineered fasteners used in industries such as aerospace, nuclear, oil & gas, and defense often face complex loading conditions. The wedge tensile test ensures that: Bolt heads and shanks can resist combined stresses without premature failure Thread integrity and material toughness meet customer and industry requirements Fasteners maintain reliability in high-stakes environments where safety is paramount Manufacturing processes and heat treatments are validated through destructive verification Standards & Compliance At TSP Manufacturing, wedge tensile testing is conducted in compliance with ASTM, ISO, and customer-driven specifications . All equipment is calibrated to industry requirements, and tests are performed by trained professionals to ensure accuracy, repeatability, and traceability. By strictly adhering to these standards, we provide our customers with confidence that our engineered fasteners can withstand even the most demanding service conditions. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.

testing capabilities Adjustable Ring Gauge An Adjustable Ring Gauge is a precision measurement tool used to verify the external dimensions of cylindrical components, such as fastener threads or shafts. Unlike fixed gauges, adjustable ring gauges can be calibrated to a range of dimensions, allowing them to measure multiple part sizes with high accuracy. This makes them ideal for quality inspection of engineered fasteners where tight tolerances are critical. How the Inspection is Performed Calibration – The adjustable ring gauge is set to the nominal dimension of the component being inspected, based on design specifications or standards. Component Insertion – The fastener or part is inserted into the gauge to check for proper fit. Verification – If the part fits correctly without excessive play or binding, it meets dimensional specifications. Adjustment – For multiple sizes, the gauge can be recalibrated to the next nominal dimension, allowing efficient inspection of different components. Documentation – Results are recorded to ensure traceability and compliance with quality standards. Why It is Performed Adjustable Ring Gauge inspection ensures that external dimensions, including thread diameters and shank sizes, are within design tolerances. This is critical because even minor deviations can affect assembly, load-bearing capacity, and overall component performance. By using this precise inspection method, TSP Manufacturing guarantees that engineered fasteners meet exacting standards before they leave our facility. Confirms dimensional accuracy of threads, shafts, and cylindrical features Detects out-of-tolerance parts before assembly or use Provides a fast, repeatable method for high-volume inspections Ensures consistent quality across production batches Application to Engineered Fasteners Engineered fasteners rely on precise external dimensions to ensure proper fit and function. Threads must mate correctly with nuts or tapped holes, and shank diameters must conform to design tolerances to maintain strength under load. By using Adjustable Ring Gauge inspections, TSP Manufacturing ensures: Accurate thread and shank dimensions for reliable assembly Conformance to critical tolerances in high-performance applications Consistency across production runs to support customer confidence Enhanced safety and reliability in industries such as aerospace, defense, oil & gas, and nuclear Standards & Compliance TSP Manufacturing conducts Adjustable Ring Gauge inspections in accordance with ASME, ASTM, ISO, and customer-specific standards . Gauges are regularly calibrated, and our quality inspectors are trained to follow strict protocols, ensuring that every measurement is accurate and traceable. This adherence to standards builds credibility and reinforces our commitment to producing engineered fasteners that meet the highest levels of quality and performance. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.

Lester Burgess Chief Quality Officer BIO Lester Burgess has been with the WN Global family of companies for over 20 years. He has over 40 years’ experience in manufacturing management, metallurgy and quality assurance. Lester chairs ASTM Subcommittee A01.13 on Steel Testing and ASTM Section A01.22.01 on Bolting. He is Vice-Chair of API Subcommittee 21 on Materials and technical lead for API Specifications 20E and 20F. He has authored numerous material and test specifications. Lester is an ASTM Fellow and currently serves as President of the Association of Wellhead Manufacturers (AWHEM). Lester is an American Society for Quality (ASQ) Certified Quality Engineer and sits on the Accreditation Council of the American Association for Laboratory Accreditation (A2LA). Lester is the recipient of many industry awards including the highest award of the ASTM Steel Committee - The Founding Committee Award. Lester studied metallurgy at the University of Rhode Island and holds a BS in Economics (statistics) and MBA from the University of Houston. Lester is an avid reader, musician, and enjoys athletics, especially competing in sprint triathlons. BACK

Christopher Smith General Manager BIO Christopher Smith oversees the complete supply chain development at TSP Manufacturing, managing purchasing, inventory, outside processing, and warehouse operations. Since joining the company in 2011 as Purchasing Manager, he has played a key role in optimizing procurement strategies and streamlining supply chain efficiencies. With over 30 years of experience in sales and purchasing within the specialized fastener manufacturing industry, Christopher brings deep industry knowledge and a results-driven approach to ensuring seamless operations and strong supplier relationships. BACK

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SERVICING THE CUSTOMER Robotics and Automation Home / Industries / Robotics and Automation / Industry Overview Engineered fasteners and components are essential to the robotics and automation industry, where precision, durability, and adaptability are critical for ensuring reliable and efficient operation. These components must meet the unique demands of dynamic systems that require tight tolerances, high performance, and flexibility for a wide range of applications. KEY FEATURES High Precision: Fasteners must ensure secure and exact fits to maintain system alignment and functionality. Durability: Components are designed to withstand repetitive motion, high-speed operations, and varying loads over extended periods. Lightweight Design: Many robotics applications prioritize lightweight materials to optimize efficiency and reduce power consumption. Corrosion and Wear Resistance: Fasteners are built to endure environmental factors, such as humidity, dust, and chemicals, while maintaining long service life. WHEN ONLY THE BEST WILL DO Common Applications: Industrial Robots: Fasteners are used in robotic arms, joints, and end effectors, ensuring reliable motion and load handling. Automation Equipment: Includes conveyor systems, pick-and-place machines, and assembly lines that require high-speed, precise fastening solutions. Collaborative Robots (Cobots): Lightweight and ergonomic fasteners are critical for enhancing safety and flexibility in human-robot interaction. Electronics and Sensors: Miniature fasteners secure delicate components in sensor systems and control units. 3D Printers and CNC Machines: Ensure rigidity and stability in dynamic operational environments. Materials: The materials used for fasteners in robotics and automation are selected for their strength, precision, and resistance to wear, including: Stainless Steel: Offers corrosion resistance and strength for a wide range of applications. Aluminum: Lightweight and durable, ideal for reducing system weight without compromising performance. Titanium: Combines strength, lightweight properties, and resistance to wear, making it suitable for high-end applications. Plastics and Composites: Used for non-conductive and lightweight requirements in specific environments. Industry Standards: Fasteners for robotics and automation must adhere to various industry standards for quality and performance, such as: ISO Standards for manufacturing and material properties. DIN Standards for metric fasteners in automation equipment. RoHS Compliance for environmental and safety considerations. Industry-specific guidelines for applications such as semiconductor manufacturing or medical robotics. The TSP Manufacturing Advantage TSP Manufacturing provides custom-engineered fasteners designed to meet the complex demands of robotics and automation systems. Our fasteners are crafted for precision, durability, and reliability, enabling seamless integration into advanced mechanical and electronic systems. By using cutting-edge materials and manufacturing techniques, we deliver solutions that optimize performance, minimize downtime, and meet the unique challenges of this dynamic industry. OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. Valve Stems Learn more about our Engineered Valve Stems, designed for demanding applications requiring exceptional strength, durability, and precision. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT Get a quote for your upcoming project CONTACT

MANUFACTURING PROCESSES Polishing Polishing is a finishing process used in the manufacturing of engineered fasteners and components to enhance their surface appearance, smoothness, and sometimes functional properties. It involves the removal of surface imperfections, such as scratches, tool marks, or oxidation, to achieve a smooth or reflective finish. The Polishing Process: 1. Preparation: The fastener or component is cleaned to remove any dirt, grease, or debris that could interfere with the polishing process. Surface defects like burrs or sharp edges may be addressed through preliminary processes like deburring or grinding. 2. Abrasive Action: Abrasive materials, such as polishing wheels, belts, or compounds, are used to remove surface material in a controlled manner. The abrasives vary in coarseness, starting with a coarse grit to remove larger imperfections and progressing to finer grits for a smoother finish. 3. Buffing: A softer polishing tool or buffing wheel is used with polishing compounds to achieve a high-gloss or mirror-like finish. 4. Final Cleaning: The polished component is cleaned again to remove any residue from the polishing compounds. Types of Polishing Techniques: 1. Mechanical Polishing: Uses rotating polishing tools, such as wheels, pads, or belts, to smooth the surface. Ideal for achieving a consistent finish on flat or cylindrical surfaces. 2. Electropolishing: A chemical and electrochemical process that removes a thin layer of material to improve surface finish and corrosion resistance. Often used for stainless steel and other corrosion-resistant alloys. 3. Hand Polishing: Performed manually using abrasives and polishing compounds for small or complex-shaped components. Example of Polishing in Practice: Material: Stainless steel bolt for marine use. Pre-Polishing Steps: The bolt undergoes machining and grinding to achieve the desired dimensions. Polishing Process: A polishing belt with decreasing grit sizes smooths the surface. The bolt is buffed with a polishing compound for a mirror-like finish. Outcome: The polished bolt has enhanced corrosion resistance, an aesthetically pleasing appearance, and smoother threads for easy assembly. Advantages of Polishing for Fasteners: Improved Appearance: Polishing provides a bright, reflective finish that enhances the aesthetic value of fasteners. Enhanced Functionality: Smoother surfaces reduce friction and improve ease of assembly. Corrosion Resistance: Removes surface irregularities that could trap moisture or contaminants, enhancing longevity. Versatility: Effective on various metals and alloys, accommodating a wide range of applications. Applications in Engineered Fasteners: Aesthetic Enhancement: Polishing improves the visual appeal of fasteners, making them suitable for applications where appearance matters, such as architectural or decorative uses. Corrosion Resistance: Polishing reduces surface roughness and removes contaminants, enhancing resistance to corrosion in harsh environments (e.g., marine, aerospace). Reduced Friction: Smooth surfaces reduce friction during assembly and operation, improving performance and preventing galling in threaded fasteners. Hygienic Applications: Polishing is critical for fasteners used in medical, food, or pharmaceutical equipment to minimize bacterial accumulation on surfaces. Materials Suitable for Polishing: Stainless steels Titanium and titanium alloys Nickel-based alloys (e.g., Inconel) Brass, bronze, and copper Aluminum Challenges in Polishing: Material Removal: Excessive polishing can alter critical dimensions, particularly in precision fasteners. Labor Intensity: Manual polishing can be time-consuming for small or complex parts. Surface Uniformity: Achieving consistent finishes on intricate shapes can be challenging. Cost: High-quality polishing processes can increase manufacturing costs. Cold Heading Hot Heading EDM Milling Turning Swiss Machining Drilling Roll Threading Cut Threading Broaching Heat Treatment Austenitizing Tempering Normalizing Stress Relieving Grinding Polishing Dot Peen Marking Laser Marking MANUFACTURING Explore our manufacturing capabilities OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT

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testing capabilities Charpy Impact Testing The Charpy Impact Test is a standardized method used to measure a material’s toughness , or its ability to absorb energy and resist fracture under sudden impact. The test evaluates how a material behaves when subjected to a high-strain-rate load, which is critical for engineered fasteners that may experience shock, vibration, or rapid loading during service. How the Test is Performed Specimen Preparation – A notched sample of the material or component is cut to standard dimensions and carefully prepared. Mounting – The specimen is positioned horizontally in a Charpy testing machine on two supports. Impact Loading – A pendulum hammer is released to strike the specimen at the notch, causing it to fracture. Energy Measurement – The machine measures the energy absorbed by the material during fracture, which reflects its impact toughness. Result Recording – The energy absorbed and fracture characteristics are documented for analysis. Why It is Performed Charpy Impact Testing is performed to ensure that materials and fasteners can withstand dynamic and sudden loads without brittle failure. It is especially important for components used in low-temperature, high-vibration, or shock-prone environments. Evaluates material toughness and fracture resistance Detects brittleness that could lead to sudden failure Confirms suitability for high-impact or dynamic applications Ensures safety and reliability in critical assemblies Application to Engineered Fasteners Engineered fasteners are often subjected to sudden loads, vibration, or shock in industries such as aerospace, defense, oil & gas, and energy . Charpy Impact Testing ensures that: Fasteners resist brittle fracture under impact conditions Material selection and heat treatment achieve required toughness Performance and reliability are maintained in demanding applications Critical joints remain safe even under dynamic or emergency loading conditions Standards & Compliance TSP Manufacturing performs Charpy Impact Testing in accordance with ASTM, ISO, and customer-specific standards . All equipment is calibrated and operated by trained professionals to ensure accuracy, repeatability, and traceability. Compliance with these recognized standards provides confidence that our engineered fasteners and machined components meet the highest levels of quality, toughness, and reliability. DOING WHATEVER IT TAKES Need product help or engineering support? Contact our team of fastener experts today CONTACT OUR PRODUCTS Explore our products Specialty Engineered Fasteners Learn more about our Engineered Fasteners, precision-crafted for specialized and critical applications in diverse industries. Machined Parts Learn more about our custom-designed Machined Components expertly crafted for applications across a range of industries. Precision Shear Products Explore our shear product manufacturing and quality capabilities, delivering precision solutions for the most demanding applications.